Claws Mail is a GTK+ based, lightweight, and fast email client. Almost all commands are accessible with the keyboard. It also has many features such as multiple accounts, POP3/SMTP/IMAP/NNTP support, OpenSSL, GnuPG, and LDAP support, a plugin system, spell checking, filtering, Actions, spam and virus filters, an address book, internationalization, and much more.
License: GNU General Public License v3
Changes:
This release adds support for /dev/mem_notify and PNG themes. Three-columns mode has been changed to have two-line items in the message list. More template features have been added. The ability to learn ham from the whitelist has been added. There is a way to avoid loading too much text. This release updates six translations and fixes about twenty bugs.